Inventor
KANEMOTO AKIHIKO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “KANEMOTO AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
20 patentsUS5380459AJan 10, 1995
Liquid crystal display device with improved viewing angle dependence of color
RICOH KK62 citations96
US5250214AOct 5, 1993
Liquid crystal color display device provided with a color filter film and an optical phase plate comprising liquid crystal polymer
RICOH KK88 citations96
US4921728AMay 1, 1990
Process of making a liquid crystal element
RICOH KK154 citations96
US6414732B1Jul 2, 2002
Color filter layer and reflection type multicolor for liquid crystal display device
RICOH KK27 citations92
US6351299B2Feb 26, 2002
Liquid crystal display device
RICOH KK20 citations92
US6068953AMay 30, 2000
Color filter for liquid crystal display device
RICOH KK25 citations92
US6061042AMay 9, 2000
Liquid crystal display device
RICOH KK40 citations92
US5969780AOct 19, 1999
Plastic color filter manufacturing method and color filter manufactured in the manufacturing method
RICOH KK34 citations92
US5496497AMar 5, 1996
Liquid crystal prepolymer composition and liquid crystal display device using the same
RICOH KK38 citations92
US5493429AFeb 20, 1996
Color liquid crystal device having thickness controlling layers disposed at non-pixel portions and between adjacent color filters
RICOH KK39 citations92
US5243451ASep 7, 1993
DAP type liquid crystal device with cholesteric liquid crystal birefringent layer
RICOH KK35 citations92
US5184237AFeb 2, 1993
Super-twisted nematic type liquid crystal display device
RICOH KK47 citations92
US5175638ADec 29, 1992
ECB type liquid crystal display device having birefringent layer with equal refractive indexes in the thickness and plane directions
RICOH KK48 citations92
US5150237ASep 22, 1992
Liquid crystal display element
RICOH KK38 citations92
US5064697ANov 12, 1991
Substrate with a liquid crystal polymeric thin film and method for manufacturing the same
RICOH KK39 citations92
US5056896AOct 15, 1991
Liquid crystal display device with dielectric anisotropy
RICOH KK36 citations92
US4984873AJan 15, 1991
Liquid crystal display device
RICOH KK55 citations92
US4818074AApr 4, 1989
Projection device for irradiating a light to a display device and optically magnifying and projecting a reflection light therefrom
RICOH KK19 citations81
US5623353AApr 22, 1997
Color liquid crystal device having thickness controlling layers disposed at pixel portions
RICOH KK15 citations74
US5314997AMay 24, 1994
Optically active azo compound, producing method thereof, and liquid crystal composition containing said compound
RICOH KK4 citations63